The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 27, 2001
Filed:
Aug. 13, 1999
Applicant:
Inventors:
Ryuma Mizusawa, Kanagawa, JP;
Shinkichi Asahi, Kanagawa, JP;
Syunzi Nakazato, Kanagawa, JP;
Hiroyuki Obiya, Kanagawa, JP;
Assignee:
Tokyo Ohka Kogyo Co., Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03F 7/004 ;
U.S. Cl.
CPC ...
G03F 7/004 ;
Abstract
A photosensitive composition for sandblasting and a photosensitive film laminate having a photosensitive layer comprising the photosensitive composition are disclosed, the photosensitive composition comprising (A) a photopolymerizable urethane (meth)acrylate oligomer having at least two acryloyl groups and/or methacryloyl groups and a structural unit represented by formula: